Water, pH and Macromolecules The lone pair electrons on oxygen in a H20 molecule are not important for the properties of water carry a partial positive charge form covalent bonds in ice carry a partial negative charge are not important for the properties of water carry a partial positive charge form covalent bonds in ice carry a partial negative charge ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules Buffer solutions tend to maintain a relatively constant pH. are rarely found in living systems will always have a pH of 7 cause a decrease in pH when acids are added to them. tend to maintain a relatively constant pH. are rarely found in living systems will always have a pH of 7 cause a decrease in pH when acids are added to them. ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules The dissociation constant of H2O at 25° C is 1014 M 10-14 M 10-7 M 107 M 1014 M 10-14 M 10-7 M 107 M ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules A Bronsted acid becomes __________ upon losing a proton. a hydronium ion its conjugate base its conjugate acid highly reactive a hydronium ion its conjugate base its conjugate acid highly reactive ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules Which of the following statements about water is correct? It is critical for many of the chemical processes found in living systems All of these Polar substances that can form hydrogen bonds will dissolve in it Nonpolar substances like oils are not soluble in it It is critical for many of the chemical processes found in living systems All of these Polar substances that can form hydrogen bonds will dissolve in it Nonpolar substances like oils are not soluble in it ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules Which of the following organic groups are found in naturally occuring amino acids? All of these Imidazole Guanidinium ion Indole All of these Imidazole Guanidinium ion Indole ANSWER DOWNLOAD EXAMIANS APP
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